2022 Schwarze Street Sweepers A7 Tornado Base

2022 Schwarze Street Sweepers A7 Tornado Base

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  • Year 2022
  • Make Schwarze Street Sweepers
  • Model A7 Tornado
  • Engine Model/type: 4045T in-line
2022 Schwarze Street Sweepers A7 Tornado Base

2022 Schwarze Street Sweepers A7 Tornado Base

2022 Schwarze Street Sweepers A7 Tornado

8.4 Cubic Yard Regenerative Air Street Sweeper

The Schwarze® A7 Tornado™ is a heavy-duty, chassis mounted, regenerative air street sweeper with an 8.4 cubic yard hopper. The A7 Tornado™ has over 20 years of successful operation throughout the United States and around the world. The A7 Tornado is the most popular street sweeper in the Schwarze lineup. With it’s standard high flow saw tooth screens, high efficiency whisper wheel blower and proven blast orifice pickup head, the Schwarze A7 tornado is the standard of the sweeping industry.

Patent Pending Single Engine Configuration

The Schwarze A7 Tornado SE has no performance compromise from its twin engine version and can perform most typical sweeping at a low single engine speeds allowing for low noise and operational costs. When full power is needed for heavy jobs like construction and spring cleanup the A7 Tornado SE comes through with the same amount of sweep power available on the twin engine A7 Tornado. Designed to operate exactly like the twin engine model, little if any additional operator and technician training is required.

The Schwarze exclusive selectable “sweeps in reverse” feature allows unparalleled ability to clean all surfaces. Come to the people you know, for the products you trust.

Features may include:

STANDARD SWEEPER EQUIPMENT
  • 8.4 Cubic Yard Hopper
  • Extra large Rear Dump Hopper
  • CAN Bus Control System
  • Full Color Sweeper Status and Information Display screen
  • 144-Inch Sweeping path
  • Dual Hopper Access Doors
  • Whisper Wheel 30-Inch Radial Turbine Blower
  • 12-Inch Intake Tubes
  • Dual 44?-Inch Gutter Brooms
  • Gutterbroom Tilt
  • Back Up Alarm
  • Multi Stage Dust Separation System
STANDARD CHASSIS EQUIPMENT
  • 33,000 GVWR Cab Over Chassis
  • 33,000 GVWR Conventional Chassis
  • 5-Speed AutomaticTransmission
  • AM/FM/USB Stereo
  • Rear Vision Camera System
  • Air Conditioned Cab
  • Power Windows
  • Power Door Locks
  • Tilt Steering Column
  • Cruise Control
KEY PRODUCT FEATURES
  • All Schwarze products are manufactured in an ASQ/ANSI/ISO 9001:2105 Standard quality system certified facility.
  • 44? Gutter Brooms
  • Recessed Gutter Broom Discs Lowers cost of operation by reducing twine to wrap on GB motor.
  • Variable speed gutter brooms allow matching the broom speed to the aux engine and to the job.
  • Versatility in various applications. While eliminating the need for a center broom.
  • Angled Rubber Blast Orifice pickup head Increases debris transfer while enabling high speed sweeping
  • Schwarze exclusive “sweeps in reverse” head allows sweeping access where others can’t.
  • Large 8 cubic yard rear dumping hopper
  • Bolt in Pressure and Transition Tubes for longer life expectancy; reduced cost of ownership
  • Saw tooth Screens for increased screen surface area creates more productivity, and increases debris separation reducing carryover wear and lowers cost of operation.
  • Backup Alarms Alerts pedestrians and vehicles of reverse motion.
  • Abrasion resistant steel blades eliminates the need for a fan coating increases life expectancy and reduces cost of ownership.
  • Bolt In, Replaceable Fan Liner for ease of maintenance and reduced cost of ownership
  • 25 Gallon Hydraulic Tank Capacity reduces the heat build-up which creates a longer life expectancy for key hydraulic components.

Engine

Engine Manufacturer John Deere
Engine Model/type: 4045T in-line
Cylinder Liners 4 cylinder
Aspiration Tier 4 Final turbo-charged
Displacement 275 cu in. (4.5 L)
Engine Power 134 hp (100 kw) @ 2400 rpm
Engine Torque 398 ft lb (540 Nm) @1600 rpm
Air Cleaner Centrifugal precleaner; dry type with safety element and restriction indicator
Stroke 5 in (127 mm)
Bore 4.20 in (106 mm)
Compression Ratio 19 to 1

Fuel System

Fuel Type diese

Drivetrain

Drive System HYDRAULIC SYSTEM: Direct gear | FAN SYSTEM: Direct via 5 groove; banded power belt | SIDE BROOMS: Torque-sensing spring

Suspension

Suspension PICKUP HEAD: Adjustable spring balanced

Electric

Electric Start 12 V
Alternator 90 amp

Operational

Top Speed Variable; non-reversing

Hydraulics

Oil Filter Full-flow/spin-on
Hydraulic Type Dual output 2 section
Hydraulic Pump 8 gpm @ 1800 rpm (30 lpm) per section for 16 gpm total
Maximum Pressure 2750 psi (190 bar)

Dimensions

Dimensions Floor angle: 3 degrees | Dump angle: 51 degrees | SIDE BROOMS: 44 in (1118 mm) | Head area: 3240 sq in (20903 sq cm) | Hose construction: 3/8 in (9.5 mm) | PICKUP HEAD Suction hose diam: 14 in (355.6 mm) | PICKUP HEAD Pressure hose diam: 14 in (355.6 mm) | Fill hose: 25 ft (7620 mm) | Fill diameter: 2.5 in (63.5 mm) | Pickup head only: 90 in (2286 mm) | Head and 1 broom: 117 in (2972 mm) | Head and 2 brooms: 144 in (3658 mm)
Fan Diameter 32.75 in (832 mm)
Length PICKUP HEAD: 90 in (2286 mm)
Height Hopper dump: 40 in (1016 mm)

Capacities

Features DUST CONTROL SYSTEM: 250 gallon (946 L) | Reservoir: 25 gal (94 L)
Volume 8.4 cu yd (6.4 cu m) | Usable Capacity 7.0 cu yd (5.4 cu m)

Lights and Safety

Safety Features props: Lift spacers | shutdown: Three-point automatic

Features

Features AUXILIARY HYDRAULIC SYSTEM Function: Lower hopper; open/close hopper door; raise brooms and pickup head | AUXILIARY HYDRAULIC SYSTEM Type: Gear type; driven by electric motor | HYDRAULIC SYSTEM Controls: Electro-hydraulic | HYDRAULIC SYSTEM Protection: Pressure relief valve | Filter: 10 micron; spin on | Debris screens: Sawtooth drop down | Inspection doors: 1 on each side, pressure vessel lock | Hopper dump door: Hydraulic open, close, lock | Lifting: Twin hydraulic cylinders | SIDE BROOMS Tilt angle adjustment: In-cab controls | SIDE BROOMS Segments: 5 each side; disposable | SIDE BROOMS Pressure: Manual | SIDE BROOMS Type Wear adjustment: Automatic | SIDE BROOMS Location: Right; left; forward of pickup head | SIDE BROOMS Type: Vertical steel digger | PICKUP HEAD Skids: Double wide tungsten carbide | PICKUP HEAD Controls: Hydraulic raise and lower | PICKUP HEAD Operating direction: Forward and reverse | PICKUP HEAD Type: Dual chambered full-width blast orifice | FAN SYSTEM Mounting: 2 regreasable sealed bearings | FAN SYSTEM Housing lining: Bolt-in corded rubber | Balance: 1.5 grams on 2 sides | FAN SYSTEM Type: Closed-face radial | Auxiliary engine: Flat panel display; tachometer; hourmeter; voltmeter; temperature gauge; oil pressure gauge; warning icons | Water level gauge: In-cab | Nozzles: 2 on each broom; 5 around suction head; 2 inside suction nozzle; 2 on front axle; 2 inside hopper | DUST CONTROL SYSTEM Controls: Electric; in-cab | Throttle control: Electronic | DUST CONTROL SYSTEM Type: High pressure/low volume
Construction Material PICKUP HEAD: Abrasion-resistant steel inlet and outlet transitions. | Vacuum enhancer: For heavy/light material; in-cab indicator | FAN SYSTEM: Hardox steel | SWEEPER BODY: Welded 10-gauge stainless steel plate |DUST CONTROL SYSTEM Tank: Polyethylene filter; 50 mesh; cleanable

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